#pragma once

#include<iostream>
#include<pthread.h>

class Mutex
{
public:
    Mutex(pthread_mutex_t* lock_p = nullptr):lock_p_(lock_p)
    {}

    void lock()
    {
        if(lock_p_) pthread_mutex_lock(lock_p_);
    }

    void unlock()
    {
        if(lock_p_) pthread_mutex_unlock(lock_p_);
    }
    ~Mutex()
    {}

private:
    pthread_mutex_t* lock_p_;
};


class LockGuard
{

public:
    LockGuard(pthread_mutex_t* mutex):mutex_(mutex)
    {
        mutex_.lock();//在构造函数中进行加锁
    }
    ~LockGuard()
    {
        mutex_.unlock();//在析构函数中进行解锁
    }

private:
    Mutex mutex_;
};